A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6220-01-505-8198
NSN 5920-01-628-7865
NSN 2925-01-346-9522
NSN 2925-00-071-4197
NSN 6240-01-179-4547
NSN 5960-00-273-3260
NSN 7035-00-574-4223
NSN 6130-01-469-6800
NSN 5950-01-552-1019
NSN 5935-01-454-7069
NSN 5835-00-173-4456
NSN 6320-01-072-2073